96 static void cobalt_alsa_announce_pcm_data(struct snd_cobalt_card *cobsc,  in cobalt_alsa_announce_pcm_data()  argument
110 	dprintk("cobalt alsa announce ptr=%p data=%p num_bytes=%zd\n", cobsc,  in cobalt_alsa_announce_pcm_data()
113 	substream = cobsc->capture_pcm_substream;  in cobalt_alsa_announce_pcm_data()
142 	oldptr = cobsc->hwptr_done_capture;  in cobalt_alsa_announce_pcm_data()
164 	cobsc->hwptr_done_capture += length;  in cobalt_alsa_announce_pcm_data()
165 	if (cobsc->hwptr_done_capture >=  in cobalt_alsa_announce_pcm_data()
167 		cobsc->hwptr_done_capture -=  in cobalt_alsa_announce_pcm_data()
170 	cobsc->capture_transfer_done += length;  in cobalt_alsa_announce_pcm_data()
171 	if (cobsc->capture_transfer_done >=  in cobalt_alsa_announce_pcm_data()
173 		cobsc->capture_transfer_done -=  in cobalt_alsa_announce_pcm_data()
209 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_capture_open()  local
210 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_capture_open()
214 	cobsc->capture_pcm_substream = substream;  in snd_cobalt_pcm_capture_open()
216 	cobsc->alsa_record_cnt++;  in snd_cobalt_pcm_capture_open()
217 	if (cobsc->alsa_record_cnt == 1) {  in snd_cobalt_pcm_capture_open()
222 			cobsc->alsa_record_cnt--;  in snd_cobalt_pcm_capture_open()
231 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_capture_close()  local
232 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_capture_close()
234 	cobsc->alsa_record_cnt--;  in snd_cobalt_pcm_capture_close()
235 	if (cobsc->alsa_record_cnt == 0)  in snd_cobalt_pcm_capture_close()
242 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_prepare()  local
244 	cobsc->hwptr_done_capture = 0;  in snd_cobalt_pcm_prepare()
245 	cobsc->capture_transfer_done = 0;  in snd_cobalt_pcm_prepare()
266 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pointer()  local
268 	hwptr_done = cobsc->hwptr_done_capture;  in snd_cobalt_pcm_pointer()
296 static void cobalt_alsa_pb_pcm_data(struct snd_cobalt_card *cobsc,  in cobalt_alsa_pb_pcm_data()  argument
309 	dprintk("cobalt alsa pb ptr=%p data=%p samples=%zd\n", cobsc,  in cobalt_alsa_pb_pcm_data()
312 	substream = cobsc->playback_pcm_substream;  in cobalt_alsa_pb_pcm_data()
341 	pos = cobsc->pb_pos % cobsc->pb_size;  in cobalt_alsa_pb_pcm_data()
342 	for (i = 0; i < cobsc->pb_count / (8 * 4); i++)  in cobalt_alsa_pb_pcm_data()
348 	cobsc->pb_pos += i * stride;  in cobalt_alsa_pb_pcm_data()
351 	if (cobsc->pb_pos % cobsc->pb_count == 0)  in cobalt_alsa_pb_pcm_data()
369 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_playback_open()  local
371 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_playback_open()
375 	cobsc->playback_pcm_substream = substream;  in snd_cobalt_pcm_playback_open()
377 	cobsc->alsa_playback_cnt++;  in snd_cobalt_pcm_playback_open()
378 	if (cobsc->alsa_playback_cnt == 1) {  in snd_cobalt_pcm_playback_open()
383 			cobsc->alsa_playback_cnt--;  in snd_cobalt_pcm_playback_open()
393 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_playback_close()  local
394 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_playback_close()
396 	cobsc->alsa_playback_cnt--;  in snd_cobalt_pcm_playback_close()
397 	if (cobsc->alsa_playback_cnt == 0)  in snd_cobalt_pcm_playback_close()
404 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_prepare()  local
406 	cobsc->pb_size = snd_pcm_lib_buffer_bytes(substream);  in snd_cobalt_pcm_pb_prepare()
407 	cobsc->pb_count = snd_pcm_lib_period_bytes(substream);  in snd_cobalt_pcm_pb_prepare()
408 	cobsc->pb_pos = 0;  in snd_cobalt_pcm_pb_prepare()
416 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_trigger()  local
420 		if (cobsc->alsa_pb_channel)  in snd_cobalt_pcm_pb_trigger()
422 		cobsc->alsa_pb_channel = true;  in snd_cobalt_pcm_pb_trigger()
425 		cobsc->alsa_pb_channel = false;  in snd_cobalt_pcm_pb_trigger()
435 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_pointer()  local
438 	ptr = cobsc->pb_pos;  in snd_cobalt_pcm_pb_pointer()
460 int snd_cobalt_pcm_create(struct snd_cobalt_card *cobsc)  in snd_cobalt_pcm_create()  argument
463 	struct snd_card *sc = cobsc->sc;  in snd_cobalt_pcm_create()
464 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_create()
496 		sp->private_data = cobsc;  in snd_cobalt_pcm_create()
522 		sp->private_data = cobsc;  in snd_cobalt_pcm_create()